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2020 Jeep Wrangler Service and Repair Manual
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$49.99 USD
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Covers all 2020 Wrangler trims — Unlimited Rubicon Sport Utility 4-Door, Unlimited North Edition Sport Utility 4-Door, Unlimited Willys Sport Utility 2-Door +4 more ·
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2020 Jeep Wrangler Service and Repair Manual
Regular price
$49.99 USD
Unit price
The 2020 Jeep Wrangler was offered with three engines — the 2.0L I4 turbo, the 3.0L V6 turbo, and the 3.6L V6 — across seventeen trims. This factory service and repair manual is matched to the 2020 model year, so the specifications and sequences are correct for your engine and trim.
Engines
- 2.0L I4 turbo — 122 cu in, DOHC
- 3.0L V6 turbo — 182 cu in, DOHC
- 3.6L V6 — 220 cu in, DOHC
Trims
- Rubicon
- Rubicon Deluxe
- Sport
- Sport S
- Unlimited Black and Tan
- Unlimited Freedom
- Unlimited North Edition
- Unlimited Recon
- Unlimited Rubicon
- Unlimited Rubicon Deluxe
- Unlimited Rubicon Xtreme
- Unlimited Sahara
- Unlimited Sahara Altitude
- Unlimited Sport
- Unlimited Sport Altitude
- Unlimited Sport S
- Unlimited Willys
Known issues on the 2020 Wrangler. Ten recalls are on federal record for this model year: a traction battery that can catch fire, three separate recalls for overheated clutch components that can cause a fire, a fuel delivery line leak that can cause a fire near an ignition source, a frame fuel leak that can likewise cause a fire, a fuel pump fault that can stall the engine (crash risk), an improperly welded front lower control arm that can separate from the axle, a rearview camera that can fail to display an image and reduce the driver's rear view, and a lingering rearview camera image that can distract the driver. Owners have filed 763 complaints and Jeep has issued 968 technical service bulletins for the year.
Whether it is a routine service interval, a control-module reflash, or a hard-to-trace wiring fault, this manual keeps you on the factory procedure and the correct specification for your 2020 Wrangler.
Chrysler (FCA US, LLC) is recalling certain 2020-2025 Jeep Wrangler 4Xe and 2022-2026 Grand Cherokee 4Xe vehicles. The high voltage battery may fail internally and lead to a vehicle fire while parked
Consequence
A vehicle fire can increase the risk of injury.
Remedy
Owners are advised to park outside and away from structures and not to charge their vehicles until t
Chrysler (FCA US, LLC) is recalling certain 2018-2021 Jeep Wrangler and 2020-2021 Jeep Gladiator vehicles equipped with manual transmissions. The clutch pressure plate may overheat and fracture.
Consequence
Overheated clutch components may increase the risk of a fire. Additionally, damage to other nearby
Remedy
FCA US LLC will notify owners, and dealers will add software to reduce engine torque capability when
Chrysler (FCA US, LLC) is recalling certain 2020 Jeep Wrangler vehicles equipped with the 2.0 Liter engine. A cracked fuel supply line connector may leak fuel into the engine compartment.
Consequence
A fuel leak in the presence of an ignition source increases the risk of fire.
Remedy
Dealers will inspect and replace the fuel supply line as needed, free of charge. Owner notification
Chrysler (FCA US, LLC) is recalling certain 2020-2021 Jeep Wrangler, RAM 1500 and 2021 Jeep Gladiator vehicles. A radio software error may prevent the rearview image from displaying. As such, these
Consequence
A rearview camera that does not display an image reduces the driver's rear view, increasing the risk
Remedy
Dealers will update the radio software, free of charge. Owner notification letters were mailed Octo
Chrysler (FCA US LLC) is recalling certain 2020 Jeep Wrangler vehicles. The left side lower control arm bracket and weld may not be correctly positioned.
Consequence
The improper weld may allow the lower control arm to separate from the axle which can increase the r
Remedy
Chrysler will notify owners, and dealers will inspect the front axles, replacing them as necessary,
Chrysler (FCA US, LLC) is recalling certain 2020-2022 Jeep Wrangler vehicles. A stud on the frame assembly may puncture the fuel tank in a crash, which can result in a fuel leak.
Consequence
A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy
Dealers will inspect and, if necessary, remove the frame stud and apply paint, free of charge. Owne
Chrysler (FCA US, LLC) is recalling certain 2018-2023 Jeep Wrangler, and 2020-2023 Jeep Gladiator vehicles equipped with manual transmissions. The clutch pressure plate may overheat and fracture.
Consequence
Overheated clutch components may increase the risk of a fire. Additionally, damage to other nearby
Remedy
Dealers will replace the clutch assembly and update the software, free of charge. Owner notificatio
Chrysler (FCA US, LLC) is recalling certain 2020-2022 Jeep Wrangler, Ram 1500, and 2021-2022 Jeep Gladiator vehicles equipped with 3.0L diesel engines. The high pressure fuel pump (HPFP) may fail, ca
Consequence
An engine stall can increase the risk of a crash.
Remedy
Dealers will replace the HPFP and inspect and replace additional fuel system components, as necessar
Chrysler (FCA US LLC) is recalling certain 2020 Jeep Gladiator and Jeep Cherokee, 2019-2020 Ram 1500 Pickup, Ram 2500 Pickup, Ram 3500 Pickup, Chrysler Pacifica, Dodge Durango, Jeep Grand Cherokee, Je
Consequence
The lingering rearview image can distract the driver, increasing the risk of a crash.
Remedy
Chrysler has notified owners, and dealers will update the radio display software, free of charge. O
Chrysler (FCA US LLC) is recalling certain 2018-2020 Jeep Wrangler and 2020 Gladiator vehicles equipped with manual transmissions. The clutch pressure plate may overheat and fracture.
Consequence
The overheated clutch components may increase the risk of a fire. Additionally, damage to other nea
Remedy
Chrysler will notify owners, and dealers will reroute a wire harness and inspect the clutch system,
Radio Message "Power Surge On USB Detected" Customers may comment on the following: The radio displays the message: Power surge on USB hub detected Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no
Radio Message "Power Surge On USB Detected" Customers may comment on the following: The radio displays the message: Power surge on USB hub detected Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no
Radio Message "Power Surge On USB Detected" Customers may comment on the following: The radio displays the message: Power surge on USB hub detected Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no
Wind Noise From Hard Top Freedom Panels Near Rear View Mirror While Driving.
Rear Defroster Inoperative Customers may experience one or more of the following: SYMPTOM: Rear window is not defrosting. The rear window glass left or right side defrost solder terminal is detached from the defrost grid. This bulletin invo
Emissions Recall 16C - Check Engine/Malfunction Indicator Lamp - Dealer Notification (Revision 2)
Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): **P0111-00 - In
The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following dia
Showing the 8 most recent of 968 technical service bulletins on file with NHTSA.
The contactâs daughter owned a 2020 Jeep Wrangler. The contact stated that while his daughter was driving at an unknown speed, another vehicle crashed into the front passengerâs side of the vehicl
The contact owned a 2020 Jeep Wrangler Rubicon. The contact stated that the battery and engine lights were illuminated. The vehicle was taken to the local dealer but was not diagnosed or repaired. Th
The contact owned a 2020 Jeep Wrangler Rubicon. The contact stated that the battery and engine lights were illuminated. The vehicle was taken to the local dealer but was not diagnosed or repaired. Th
The contact owned a 2020 Jeep Wrangler Rubicon. The contact stated that the battery and engine lights were illuminated. The vehicle was taken to the local dealer but was not diagnosed or repaired. Th
The contact owned a 2020 Jeep Wrangler. The contact stated while the contact's wife was driving at an uncertain approximately 45-90 MPH, another vehicle merged in front of the contact causing the dri
Showing the 5 most serious of 763 complaints filed with NHTSA.
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